Answer:
Force uses energy to create motion
On early earth, the one that was referred to as "Primordial Soup" is : B. The combination of organic compounds in warm salty water
Many speculated that these organic compounds mutated and evolved into a single cell organism, which became the origin of the organisms on earth
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The transformation of gneiss into mica, quartz, and feldspar crystals is an example of physical weathering and disintegration and is denoted as option E.
<h3>What is Weathering?</h3>
This is a process in which rocks are broken down into smaller particles through series of mechanisms and factors.
Gneiss is referred to a type of metamorphic rock which is subject to physical weathering when subjected to factors such as high pressure etc.
The rock also undergoes disintegration into mica, quartz, and feldspar crystals under different types of conditions which is why option E was chosen as the most appropriate choice.
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The options are:
A. physical weathering
B. hydrolysis
C. disintegration
D. chemical weathering
E. both A and C
TO THIS QUESTION IS CLAY SOIL BECAUSE IT ABSORBS MORE
In an experiment, the respiration rate of a goldfish is measured by placing the goldfish in cold water and then the respiration rate is measured again, the cold water is the independent variable.
<h3>What is an independent variable?</h3>
Independent variable is the variable of an experiment that is manipulated or changed while the dependent variable is the variable that is measured or recorded in an experiment.
According to this question, the respiration rate of a goldfish is measured. The goldfish is placed in cold water and then the respiration rate is measured again.
The cold water is the independent variable because it is the variable that is changed in terms of temperature difference.
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